China 'GB/T 30040.7-2013
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 30040.7-2013
Leak detection systems―Part 7:General requirements and test methods for interstitial spaces,leak protecting linings and leak protecting jacket 双层罐渗漏检测系统 第7部分:双层间隙、防渗漏衬里及防渗漏外套的一般要求和试验方法
Issued Date:2013-12-17
Implemented Date:2014-09-01
Issued by:
The Standardization Administration of the People's Republic of China